Adaptive immunity is dispensable for salamander appendage regeneration
Chimezie H. Umeano, Marlene J. Oesterle, Ameneh Ghaffarinia, Ugonna Okeke, Natalie Larsson, Sapna Meena, Emma Bolech, Camila Rosat Consiglio, Elif Eroğlu, András Simon, Nicholas D. Leigh
Rag1-knockout newts lacking adaptive immunity regenerate larval limbs, tails and adult limbs without overt gross differences from controls; newt blastema tolerates allografts, and axolotl regenerating limbs show immunosuppressive transcriptional shifts.
bioRxiv · Sep 8, 2026 · PreprintImmunology✦ In-depth digest